Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $169,365 | $245,903 | $281,992 | $380,914 | $334,262 | $338,328 | $409,425 |
Natural graphite. | $1,872 | $613 | | $1,022 | | | |
Natural sands of all kinds | $1,283,746 | $2,032,020 | $2,343,577 | $2,195,197 | $1,442,523 | $1,112,051 | $58,459 |
Quartz (other than natural sands); quartzite | | $1,962 | $3,464 | $8,302 | $3,894 | | |
Kaolin and other kaolinic clays, whether or not calcined. | $2,329 | $5,812 | $5,575 | $175 | $413 | | |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $233,444 | $310,336 | $291,443 | $322,209 | $147,668 | $232,703 | $135,577 |
Chalk. | $28,664 | $23,778 | $27,186 | $93,736 | $76,639 | $49,314 | $39,317 |
Natural calcium phosphates | | $1,500 | | | | | |
Natural barium sulphate (barytes) | | | | $434 | | | |
Siliceous fossil meals | $7,302 | $7,300 | | $73 | $40 | | |
Pumice stone; emery; other natural abrasives | $2,388,649 | $2,662,675 | $2,480,327 | $2,157,413 | $5,509 | | |
Slate | | $34,121 | $149,322 | $69,217 | $40,148 | | |
Marble, travertine, ecaussine and other stone | $213,713 | $624,924 | $350,300 | $150,811 | $107,341 | $23,245 | |
Granite, porphyry, basalt, sandstone and other stone | $86,783 | $718,901 | $326,600 | $83,872 | $49,010 | | |
Pebbles, gravel, broken or crushed stone | $1,995,822 | $4,156,494 | $4,906,710 | $3,317,164 | $1,568,206 | $1,284,633 | $2,271,782 |
Dolomite, whether or not calcined or sintered | $193 | $1,375 | $9,727 | $19,223 | $13,146 | | |
Natural magnesium carbonate (magnesite) | $714 | $451 | $539 | | | | |
Gypsum; anhydrite; plasters | $267,003 | $500,577 | $714,580 | $685,793 | $381,301 | $389,264 | $937,195 |
Limestone flux; limestone | $4,324 | | $25,535 | | | | |
Quicklime, slaked lime and hydraulic lime | $138,906 | $200,546 | $263,040 | $575,229 | $446,477 | $291,961 | $559,399 |
Portland cement, aluminous cement, slag cement | $13,031,850 | $22,609,507 | $25,371,824 | $18,801,385 | $7,879,542 | $762,151 | $2,416,020 |
Mica, including splitings; mica waste. | $75 | $247 | $11,953 | | $451 | | |
Natural steatite, whether or not roughly trimmed | $320,231 | $332,807 | $444,494 | $416,785 | $349,760 | | |
Mineral substances | $90,532 | $162,204 | $185,277 | $146,681 | $150,403 | | |
Total | $20,265,517 | $34,634,053 | $38,193,465 | $29,425,635 | $12,996,733 | $4,483,650 | $6,827,174 |
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